@charset "UTF-8";
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, code, form, fieldset, legend, input, button, textarea, p, blockquote, th, td, a, img, span, thead, tbody, tfoot {
  margin: 0;
  padding: 0;
}

html {
  font-size: 40px;
}

body {
  font-family: 'Microsoft Yahei', 'Hiragino Sans GB',  '宋体', \5b8b\4f53, Tahoma, Arial, Helvetica, STHeiti;
}

html {
  overflow-y: scroll;
}

fieldset, img {
  border: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: normal;
}

address, caption, cite, code, dfn, em, i, strong, th, var {
  font-style: normal;
  font-weight: normal;
}

ol, ul, li {
  list-style: none outside;
}

blockquote:before, blockquote:after, q:before, q:after {
  content: '';
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

caption, th {
  text-align: left;
}

input, textarea, select, button {
  font-family: 'Microsoft Yahei';
  font-size: inherit;
  *font-size: 100%;
  font-weight: inherit;
  resize: none;
}

button {
  cursor: pointer;
}

:focus {
  outline: 0;
}

a {
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.clearfix:before, .clearfix:after {
  content: "";
  display: table;
}
.clearfix:after {
  clear: both;
  display: table;
}

img {
  max-width: 100%;
}

#page {
  width: 18rem;
  margin: 0 auto;
  position: relative;
}

a:hover {
  text-decoration: none;
}

.clear {
  clear: both;
}

a {
  color: inherit;
}

header {
  background: #fff;
  color: #ff6611;
  font-size: 0.85rem;
  height: 2.375rem;
  line-height: 2.375rem;
  text-align: center;
  position: relative;
  border-bottom: 1px solid #dcdcdc;
}
header #back {
  background: url("../../../../images/stu/learnCharacter/char_back.png") no-repeat center;
  background-size: 0.625rem 1.1rem;
  height: 1.1rem;
  width: 0.6rem;
  display: inline-block;
  position: absolute;
  left: 0.875rem;
  top: 0.75rem;
}

.page {
  width: 18rem;
  height: 100%;
  margin: 0 auto;
}

.char_con {
  width: 15.375rem;
  height: 18.125rem;
  position: relative;
  top: 0.875rem;
  left: 50%;
  transform: translateX(-50%);
  background-repeat: no-repeat;
  background-image: url('../../../../images/stu/learnCharacter.png?v=a479ea7868');
  background-position: 0 -71.55rem;
  background-size: 18rem 89.475rem;
  height: 8.175rem;
  width: 15.175rem;
}
.char_con em.left {
  display: block;
  position: absolute;
  top: 50%;
  left: 0;
  transform: translateY(-50%) translateX(-50%);
  background-repeat: no-repeat;
  background-image: url('../../../../images/stu/learnCharacter.png?v=a479ea7868');
  background-position: 0 -58.5rem;
  background-size: 18rem 89.475rem;
  height: 2.425rem;
  width: 2.3rem;
}
.char_con em.right {
  display: block;
  position: absolute;
  top: 50%;
  right: 0;
  transform: translateY(-50%) translateX(50%);
  background-repeat: no-repeat;
  background-image: url('../../../../images/stu/learnCharacter.png?v=a479ea7868');
  background-position: 0 -61.175rem;
  background-size: 18rem 89.475rem;
  height: 2.425rem;
  width: 2.3rem;
}

.char_tip {
  background-repeat: no-repeat;
  background-image: url('../../../../images/stu/learnCharacter.png?v=a479ea7868');
  background-position: 0 -63.85rem;
  background-size: 18rem 89.475rem;
  height: 7.45rem;
  width: 17.2rem;
  margin: 0 0 1.125rem;
  color: #333;
  font-size: 0.7rem;
  line-height: 2;
  padding-top: 3.45rem;
  padding-left: 1.45rem;
  box-sizing: border-box;
}

.gif_play {
  margin-top: 1.5rem;
  width: 100%;
}
.gif_play .warn {
  font-size: 0.7rem;
  color: #ff6418;
  text-align: center;
}
.gif_play .player_area {
  background-repeat: no-repeat;
  background-image: url('../../../../images/stu/learnCharacter.png?v=a479ea7868');
  background-position: 0 0;
  background-size: 18rem 89.475rem;
  height: 9.375rem;
  width: 9.3rem;
  margin: 0.25rem auto;
  text-align: center;
  line-height: 9.25rem;
}
.gif_play .player_area img {
  width: 5.7rem;
  height: 5.075rem;
  vertical-align: middle;
}

.cur_letter {
  position: absolute;
  right: 0.875rem;
  bottom: 0.875rem;
  text-align: right;
  color: #999;
  font-size: 0.7rem;
}

.btn_play {
  width: 3.075rem;
  height: 3.075rem;
  position: absolute;
  top: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: block;
}

.opt_sel {
  position: absolute;
  bottom: 1.3rem;
  width: 100%;
  text-align: center;
}
.opt_sel select {
  border-radius: 5px;
  font-size: 0.7rem;
}
.opt_sel select option {
  color: #333333;
}
